ATMEGA128L-8MI Atmel, ATMEGA128L-8MI Datasheet - Page 231

• Manufacturer Part Number: ATMEGA128L-8MI
• Description: IC AVR MCU 128K LV 8MHZ IND64QFN
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA128L-8MI

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 8MHz
• Connectivity: EBI/EMI, I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 53
• Program Memory Size: 128KB (64K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 4K x 8
• Ram Size: 4K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-MLF®, 64-QFN
• For Use With: ATSTK501 - ADAPTER KIT FOR 64PIN AVR MCU
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Figure 108. Analog to Digital Converter Block Schematic
2467V–AVR–02/11
AGND
AREF
ADC7
ADC6
ADC5
ADC4
ADC3
ADC2
ADC1
ADC0
AVCC
INTERNAL 2.56V
REFERENCE
REFERENCE
8-BIT DATA BUS
BANDGAP
INPUT
INPUT
POS.
NEG.
MUX
MUX
ADC MULTIPLEXER
SELECT (ADMUX)
MUX DECODER
+
-
SINGLE ENDED / DIFFERENTIAL SELECTION
GAIN
AMPLIFIER
10-BIT DAC
ADC CTRL. & STATUS
REGISTER (ADCSRA)
ADC CONVERSION
COMPLETE IRQ
PRESCALER
CONVERSION LOGIC
15
SAMPLE & HOLD
COMPARATOR
ADC DATA REGISTER
+
-
(ADCH/ADCL)
ADC MULTIPLEXER
OUTPUT
ATmega128
0
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